Andy Williams Is joined byguest stars Danny Thomas, Peggy Lee, Victor Borge and smger-writer Ray Stevens on NBC Television Network’s colorcast of “The AndyWilliams Show” Saturday, Oct. 11 (7:30-8:30 p.m. NYT).Andy opens the show singing “Half As Much,” then makes the mistake of commenting on the size of Danny Thomas’ nose —which causes Danny to startquoting from “Cyrano.” Andy then sings “Jean,” and is followed by Peggy Lee singing “Spinning Wheel.” She is then joined by Andy for a duet of “California Thing.”Andy, Danny and Ray Stevens combine for a comic rendition of Stevens’s hit song, “Along Came Jones. Andy and Stevens then team with the Osmond Brothers to sing parts of some of the top rock ’n‘ roll songs of the past decade.Borge’s appearances, throughout the show, offer blackouts, including being delivered to the stage, upside down, in a wooden crate.